2469441 - Repserver crashed with Thread dALARM( ) infected with signal 11 message, stacks include exc_unlink_ele() and dsi__pendingTimeout() | SAP Knowledge Base Article

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2469441 - Repserver crashed with Thread dALARM( ) infected with signal 11 message, stacks include exc_unlink_ele() and dsi__pendingTimeout()

Symptom

  • Replication server crashed with message , Thread dALARM( ) infected with signal 11.
  • The following srtacktrace reported in the replication server errorlog.

    Thread dALARM( ) infected with signal 11.
    Dumping memory trace.
    ***************STACK TRACE***************
    *****thread dALARM( )*******
    (linux_dump_all_func_stack+0x32) [0x8b8248]
    (dbg_dump_stack_noarg+0x31) [0x8da6d9]
    (dbg_dump_stack+0x164) [0x8db9ea]
    (exc__appDumpStack+0x105) [0x6d0ea5]
    (exc_terminate+0x178) [0x6d47f0]
    (linux_catch_signal+0x1ca) [0x53dada]
    /lib64/libpthread.so.0() [0x3fc920f7e0]
    (exc_unlink_ele+0xea) [0x6d10c2]
    (_sync_unlock_element+0x47b) [0x537f9f]
    () [0x6649f5]
    (dsi__SendMsg+0xbb) [0x664aeb]
    (dsi__pendingTimeout+0x31) [0x67bbb9]
    () [0x57d5c0]
    (srv__exechandler+0x83) [0xa19203]
    (srv__runclient+0x279) [0xa196b9]
    (srv__start_function+0x1eb) [0xa1deeb]
    /lib64/libpthread.so.0() [0x3fc9207aa1]
    /lib64/libc.so.6(clone+0x6d) [0x3fc8ee893d]
    *****End of stack trace.****
    Internal error. Attempting to produce a core file.

  • Replication server could also report message "DSI Thread infected with signal 11".

    DSIThread DSI(227 dsname.UsDB) infected with signal 11.
     Dumping memory trace.
     ***************STACKTRACE***************
     *****thread DSI(227 dsname.UsDB)*******
     (linux_dump_all_func_stack+0x32) [0x8b8248]
     (dbg_dump_stack_noarg+0x31) [0x8da6d9]
     (dbg_dump_stack+0x164) [0x8db9ea]
     (exc__appDumpStack+0x105) [0x6d0ea5]
     (exc_terminate+0x178) [0x6d47f0]
     (linux_catch_signal+0x1ca) [0x53dada]
     /lib64/libpthread.so.0() [0x32b0e0f70]
     (ll_del+0x7) [0x76f7df]
     (_exc_alloc_element+0x82) [0x6d41e2]
     (exc_link_ele+0x73) [0x6d23dd]
     (_sync_will_sleep+0x15a) [0x53a444]
     (sqt_LoadCache+0x71) [0x4cf29b]
     (dsi__SchedulerWrapper+0x11f2) [0x68c260]
     (srv__start_function+0x1eb) [0xa1deeb]
     /lib64/libpthread.so.0() [0x32b0e07aa1]
     /lib64/libc.so.6(clone+0x6d) [0x32b0ae893d]
     *****End of stack trace.****
     Internal error. Attempting to produce a core file.

Read more...

Environment

SAP Replication Server 15.7.1 SP305

Product

SAP Replication Server 15.7

Keywords

CR 807869, CR#807869, 807869, exc_unlink_ele, sync_will_sleep,  dALARM, , KBA , BC-SYB-REP , Sybase Replication Server (standalone) , Bug Filed

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